rs910134246

Variant summary

Our verdict is Likely benign. Variant got -2 ACMG points: 2P and 4B. PM2BP4_Strong

The NM_001071.4(TYMS):ā€‹c.10G>Cā€‹(p.Ala4Pro) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000000795 in 1,258,588 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 14/20 in silico tools predict a benign outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

Frequency

Genomes: not found (cov: 32)
Exomes š‘“: 7.9e-7 ( 0 hom. )

Consequence

TYMS
NM_001071.4 missense

Scores

1
18

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: -1.16
Variant links:
Genes affected
TYMS (HGNC:12441): (thymidylate synthetase) Thymidylate synthase catalyzes the methylation of deoxyuridylate to deoxythymidylate using, 10-methylenetetrahydrofolate (methylene-THF) as a cofactor. This function maintains the dTMP (thymidine-5-prime monophosphate) pool critical for DNA replication and repair. The enzyme has been of interest as a target for cancer chemotherapeutic agents. It is considered to be the primary site of action for 5-fluorouracil, 5-fluoro-2-prime-deoxyuridine, and some folate analogs. Expression of this gene and that of a naturally occurring antisense transcript, mitochondrial enolase superfamily member 1 (GeneID:55556), vary inversely when cell-growth progresses from late-log to plateau phase. Polymorphisms in this gene may be associated with etiology of neoplasia, including breast cancer, and response to chemotherapy. [provided by RefSeq, Aug 2017]
TYMSOS (HGNC:29553): (TYMS opposite strand RNA)

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.06710714).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect Exon rank MANE Protein UniProt
TYMSNM_001071.4 linkc.10G>C p.Ala4Pro missense_variant Exon 1 of 7 ENST00000323274.15 NP_001062.1 P04818-1Q53Y97
TYMSNM_001354867.2 linkc.10G>C p.Ala4Pro missense_variant Exon 1 of 6 NP_001341796.1
TYMSNM_001354868.2 linkc.10G>C p.Ala4Pro missense_variant Exon 1 of 5 NP_001341797.1
TYMSOSNR_171001.1 linkn.450+90C>G intron_variant Intron 1 of 1

Ensembl

Gene Transcript HGVSc HGVSp Effect Exon rank TSL MANE Protein Appris UniProt
TYMSENST00000323274.15 linkc.10G>C p.Ala4Pro missense_variant Exon 1 of 7 1 NM_001071.4 ENSP00000315644.10 P04818-1

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD4 exome
AF:
7.95e-7
AC:
1
AN:
1258588
Hom.:
0
Cov.:
31
AF XY:
0.00000162
AC XY:
1
AN XY:
617608
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
9.78e-7
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
32

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.073
BayesDel_addAF
Benign
-0.22
T
BayesDel_noAF
Benign
-0.56
CADD
Benign
13
DANN
Benign
0.85
DEOGEN2
Benign
0.19
T;.;.
Eigen
Benign
-1.1
Eigen_PC
Benign
-1.1
FATHMM_MKL
Benign
0.11
N
LIST_S2
Benign
0.58
T;T;T
M_CAP
Benign
0.014
T
MetaRNN
Benign
0.067
T;T;T
MetaSVM
Benign
-1.1
T
MutationAssessor
Benign
1.4
L;L;L
PrimateAI
Uncertain
0.78
T
PROVEAN
Benign
-0.66
N;N;N
REVEL
Benign
0.037
Sift
Benign
0.12
T;T;T
Sift4G
Benign
0.29
T;T;T
Polyphen
0.0
B;.;.
Vest4
0.092
MutPred
0.16
Gain of relative solvent accessibility (P = 0.0479);Gain of relative solvent accessibility (P = 0.0479);Gain of relative solvent accessibility (P = 0.0479);
MVP
0.12
MPC
1.1
ClinPred
0.037
T
GERP RS
-0.99
Varity_R
0.26
gMVP
0.28

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.0
Details are displayed if max score is > 0.2

Find out detailed SpliceAI scores and Pangolin per-transcript scores at spliceailookup.broadinstitute.org

Publications

No publications associated with this variant yet.

Other links and lift over

hg19: chr18-657752; API